- 1. Then the synoptical conversion parameter is calculated by control coordinates and photogrammetric coordinates of three control points.
- 由控制点的已知控制坐标与求得的摄站坐标系下的坐标，进一步求得两坐标系的转换参数的初值；
来自互联网
- 2. Then the synoptical conversion parameter is calculated by control coordinates and photogrammetric coordinates of three control points.
- 由控制点的已知控制坐标与求得的摄站坐标系下的坐标，进一步求得两坐标系的转换参数的初值；
来自互联网
